RT @gyan_chakshu: 1995: Measles outbreak in secondary school in Toronto: 👉🏽86 out of 87 cases were vaccinated 👉🏽1 dose vaccine efficacy w…
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6,470 followers
RT @awakenindiamvmt: 1995: Measles outbreak in secondary school in Toronto: - 86 out of 87 cases were vaccinated - 1 dose vaccine efficacy…
12,626 followers
1995: Measles outbreak in secondary school in Toronto: - 86 out of 87 cases were vaccinated - 1 dose vaccine efficacy was negative https://t.co/gslqdX73jn https://t.co/2hI1SeydoH
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RT @gyan_chakshu: 1995: Measles outbreak in secondary school in Toronto: 👉🏽86 out of 87 cases were vaccinated 👉🏽1 dose vaccine efficacy w…